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© 2026 DataHeimdall. All rights reserved.Data sourced from SEC EDGAR public filings.
Insider Trades

AMPL

Amplitude, Inc.

Superinvestors

Institutional investors holding AMPL

Consensus →
InvestorFundWeightSharesValueQuarter
Stephen MandelLone Pine Capital0.41%1,877,000$99.4M2021Q4
Meridian / ArrowMarkMeridian Contrarian Fund0.23%1,256,023$8.6M2026Q1

Congressional Activity

Congressional data coming soon

Insider Activity

16

Total trades

$2.1M

Volume

7

Buys

7

Sells

Last trade: May 15, 2026

Insider Tradeslast 90 days

DateInsiderTypeValue
May 15, 2026Nathaniel Glenn CrookSell$240K
May 15, 2026Nathaniel Glenn CrookSell$244K

Congressional Tradeslast 90 days

Congressional trade data is being sourced and will appear here shortly.

May 15, 2026
Nathaniel Glenn Crook
Sell
$393K
May 15, 2026Nathaniel Glenn CrookSell$614K
May 4, 2026Nathaniel Glenn CrookSell$143K
Apr 21, 2026Nathaniel Glenn CrookBuy–
Apr 15, 2026Nathaniel Glenn CrookBuy–
Apr 15, 2026Nathaniel Glenn CrookBuy–
Apr 15, 2026Nathaniel Glenn CrookBuy–
Apr 15, 2026Nathaniel Glenn CrookBuy–
Apr 5, 2026Nathaniel Glenn CrookBuy–
Apr 5, 2026Nathaniel Glenn CrookBuy–